/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package echo;

import org.osoa.sca.annotations.Constructor;
import org.osoa.sca.annotations.Reference;
import org.osoa.sca.annotations.Service;

/**
 * A simple client component that uses a reference with an Echo binding.
 *
 * @version $Rev$ $Date$
 */
@Service(Echo.class)
public class EchoComponentImpl implements Echo {

    private Echo echoReference;

    @Constructor
    public EchoComponentImpl(@Reference(name = "echoReference", required = true) Echo echoReference) {
        this.echoReference = echoReference;
    }

    public String echo(String msg) {
        String result = echoReference.echo(msg);
        System.out.println("Returned message: " + result);
        return result;
    }
}